Sec. 3, Chenggong Rd. Postal Information
| Postal Code | Coverage Range | Department | |
|---|---|---|---|
| 114022 | 單 61號至 95號 | View Details | |
| 114021 | 單 111號至 157號 | View Details | |
| 114052 | 單 159號至 187巷 | View Details | |
| 114019 | 單 189號至 201號 | View Details | |
| 114018 | 雙 70號以下 | View Details | |
| 114014 | 雙 72號至 74號 | View Details | |
| 114017 | 76巷全 | View Details | |
| 114014 | 雙 78號至 96號 | View Details | |
| 114016 | 雙 102號至 158號 | View Details | |
| 114013 | 雙 160號至 172號 | View Details | |
| 114024 | 174巷單 45號以下 | View Details | |
| 114023 | 174巷雙 6號至 24號 | View Details | |
| 114058 | 174巷 26弄全 | View Details | |
| 114023 | 174巷雙 28號至 46號 | View Details |